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ClinicalTrials.gov public records Last synced May 22, 2026, 3:48 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Writer's Cramp Clear all
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Focal Dystonia
Interventions
Amlodipine plus Botulinum toxin
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 31, 2013 · Synced May 22, 2026, 3:48 AM EDT
Completed Early Phase 1 Interventional
View directory record Official record
Conditions
Writer's Cramp, Healthy Volunteers, Cervical Dystonia
Interventions
TMS
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Dystonic Disorders
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 3:48 AM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Dystonia, Focal, Task-specific
Interventions
rTMS, Sham rTMS
Device
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 16, 2016 · Synced May 22, 2026, 3:48 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Blepharospasm, Dystonia, Spasm
Interventions
Mexiletine
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Focal Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 3:48 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Focal Dystonia
Interventions
constraint-induced movement therapy
Behavioral
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 21, 2019 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Focal Hand Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Focal Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Focal Hand Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced May 22, 2026, 3:48 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Spasmodic Dysphonia, Singer's Dystonia, Writer's Cramp, Musician's Focal Hand Dystonia, Craniofacial Dystonia, Blepharospasm Oromandibular Dystonia
Interventions
MRI, Blood draw
Other · Procedure
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
21 Years to 80 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced May 22, 2026, 3:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Focal Dystonia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 80 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 3:48 AM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Dystonia
Interventions
BoNT Injections, Occupational Therapy
Drug · Procedure
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 100 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 19, 2018 · Synced May 22, 2026, 3:48 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Dystonia, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced May 22, 2026, 3:48 AM EDT